Why untreated gemstones matter more

Apr 26, 2026 - 4:40 PM

https://megagrass.com/community/question-and-answer/forums/4133/topics/3326171 COPY
  • Greetings! I keep seeing the word untreated on high-end jewelry sites. Does it really matter if a stone has been heated or oiled if it looks beautiful? Is there a big difference in value between a treated and an untreated gemstone?

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  • Hello! In the world of serious collecting, the word untreated is everything. It means the stone came out of the ground with that perfect color and clarity without any human help. I bought an untreated emerald from Tsarina Jewels https://tsarinajewels.com/ and the price reflects its extreme rarity. When you look at gemstones and high end jewelry, an untreated stone can be worth ten times more than a treated one of the same size. Think of it like a natural beauty versus someone with a lot of plastic surgery. Treatments like heavy oiling or high-heat can hide flaws, but they also make the stone less valuable as an investment. If you want a piece that truly holds its wealth over decades, you should always go for the no oil or unheated options. It is the purest form of luxury you can own.

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